Code Quiz: Motor and Controller Disconnecting Means

Dec. 18, 2014
NEC guidelines on motor circuit applications

With respect to a motor circuit application, the disconnecting means at the controller location is “in sight from” and 15 ft from the controller. The disconnecting at the motor location is “in sight from” and 20 ft from the motor. Does this installation comply with the 2014 NEC?

Find the Answer

Answer: No

As outlined in Sec. 430.107, “One of the disconnecting means shall be readily accessible to either the controller or the motor or driven machinery.” In this example, neither disconnect is readily accessible.

Owen is the owner and president of National Code Seminars and the holder of master electrician certifications in 46 states. He can be reached at [email protected].

About the Author

Steven Owen

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